/* 
xsample - extended sample objects for Max/MSP and pd (pure data)

Copyright (c) 2001-2005 Thomas Grill (gr@grrrr.org)
For information on usage and redistribution, and for a DISCLAIMER OF ALL
WARRANTIES, see the file, "license.txt," in this distribution.  
*/

#include "main.h"
#include <math.h>

#ifdef _MSC_VER
#pragma warning (disable:4244)
#endif

#ifndef TMPLOPT
#include "inter.h"
#endif

void xinter::setup(t_classid c)
{
	FLEXT_CADDBANG(c,0,m_start);
	FLEXT_CADDMETHOD_(c,0,"start",m_start);
	FLEXT_CADDMETHOD_(c,0,"stop",m_stop);

	FLEXT_CADDATTR_VAR_E(c,"interp",interp,m_interp);
}

void xinter::DoUpdate(unsigned int flags)
{
    xsample::DoUpdate(flags);

    if(flags&xsc_play) {
	    switch(outchns) {
		    case 1:	SETSIGFUN(zerofun,TMPLFUN(s_play0,-1,1)); break;
		    case 2:	SETSIGFUN(zerofun,TMPLFUN(s_play0,-1,2)); break;
		    case 4:	SETSIGFUN(zerofun,TMPLFUN(s_play0,-1,4)); break;
		    default:	SETSIGFUN(zerofun,TMPLFUN(s_play0,-1,-1));
	    }

	    if(doplay && buf.Ok()) {
		    if(interp == xsi_4p) 
			    switch(buf.Channels()*1000+outchns) {
				    case 1001:	SETSIGFUN(playfun,TMPLFUN(s_play4,1,1)); break;
				    case 1002:	SETSIGFUN(playfun,TMPLFUN(s_play4,1,2)); break;
				    case 2001:	SETSIGFUN(playfun,TMPLFUN(s_play4,2,1)); break;
				    case 2002:	SETSIGFUN(playfun,TMPLFUN(s_play4,2,2)); break;
				    case 4001:
				    case 4002:
				    case 4003:	SETSIGFUN(playfun,TMPLFUN(s_play4,4,-1)); break;
				    case 4004:	SETSIGFUN(playfun,TMPLFUN(s_play4,4,4)); break;
				    default:	SETSIGFUN(playfun,TMPLFUN(s_play4,-1,-1));
			    }
		    else if(interp == xsi_lin) 
			    switch(buf.Channels()*1000+outchns) {
				    case 1001:	SETSIGFUN(playfun,TMPLFUN(s_play2,1,1)); break;
				    case 1002:	SETSIGFUN(playfun,TMPLFUN(s_play2,1,2)); break;
				    case 2001:	SETSIGFUN(playfun,TMPLFUN(s_play2,2,1)); break;
				    case 2002:	SETSIGFUN(playfun,TMPLFUN(s_play2,2,2)); break;
				    case 4001:
				    case 4002:
				    case 4003:	SETSIGFUN(playfun,TMPLFUN(s_play2,4,-1)); break;
				    case 4004:	SETSIGFUN(playfun,TMPLFUN(s_play2,4,4)); break;
				    default:	SETSIGFUN(playfun,TMPLFUN(s_play2,-1,-1));
			    }
		    else 
			    switch(buf.Channels()*1000+outchns) {
				    case 1001:	SETSIGFUN(playfun,TMPLFUN(s_play1,1,1)); break;
				    case 1002:	SETSIGFUN(playfun,TMPLFUN(s_play1,1,2)); break;
				    case 2001:	SETSIGFUN(playfun,TMPLFUN(s_play1,2,1)); break;
				    case 2002:	SETSIGFUN(playfun,TMPLFUN(s_play1,2,2)); break;
				    case 4001:
				    case 4002:
				    case 4003:	SETSIGFUN(playfun,TMPLFUN(s_play1,4,-1)); break;
				    case 4004:	SETSIGFUN(playfun,TMPLFUN(s_play1,4,4)); break;
				    default:	SETSIGFUN(playfun,TMPLFUN(s_play1,-1,-1));
			    }
	    }
	    else
		    SETSIGFUN(playfun,TMPLFUN(s_play0,-1,-1));
    }
}